269 lines
7.3 KiB
C
269 lines
7.3 KiB
C
/*
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* Copyright 2013-2016 Freescale Semiconductor Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the above-listed copyright holders nor the
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* names of any contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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*
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* ALTERNATIVELY, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") as published by the Free Software
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* Foundation, either version 2 of that License or (at your option) any
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* later version.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _FSL_DPRC_H
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#define _FSL_DPRC_H
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/*
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* Data Path Resource Container API
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* Contains DPRC API for managing and querying DPAA resources
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*/
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struct fsl_mc_io;
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struct fsl_mc_obj_desc;
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int dprc_open(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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int container_id,
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u16 *token);
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int dprc_close(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token);
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/* IRQ */
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/* IRQ index */
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#define DPRC_IRQ_INDEX 0
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/* Number of dprc's IRQs */
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#define DPRC_NUM_OF_IRQS 1
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/* DPRC IRQ events */
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/* IRQ event - Indicates that a new object added to the container */
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#define DPRC_IRQ_EVENT_OBJ_ADDED 0x00000001
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/* IRQ event - Indicates that an object was removed from the container */
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#define DPRC_IRQ_EVENT_OBJ_REMOVED 0x00000002
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/* IRQ event - Indicates that resources added to the container */
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#define DPRC_IRQ_EVENT_RES_ADDED 0x00000004
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/* IRQ event - Indicates that resources removed from the container */
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#define DPRC_IRQ_EVENT_RES_REMOVED 0x00000008
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/*
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* IRQ event - Indicates that one of the descendant containers that opened by
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* this container is destroyed
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*/
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#define DPRC_IRQ_EVENT_CONTAINER_DESTROYED 0x00000010
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/*
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* IRQ event - Indicates that on one of the container's opened object is
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* destroyed
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*/
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#define DPRC_IRQ_EVENT_OBJ_DESTROYED 0x00000020
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/* Irq event - Indicates that object is created at the container */
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#define DPRC_IRQ_EVENT_OBJ_CREATED 0x00000040
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/**
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* struct dprc_irq_cfg - IRQ configuration
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* @paddr: Address that must be written to signal a message-based interrupt
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* @val: Value to write into irq_addr address
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* @irq_num: A user defined number associated with this IRQ
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*/
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struct dprc_irq_cfg {
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phys_addr_t paddr;
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u32 val;
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int irq_num;
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};
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int dprc_set_irq(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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struct dprc_irq_cfg *irq_cfg);
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int dprc_get_irq(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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int *type,
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struct dprc_irq_cfg *irq_cfg);
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int dprc_set_irq_enable(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u8 en);
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int dprc_get_irq_enable(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u8 *en);
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int dprc_set_irq_mask(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u32 mask);
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int dprc_get_irq_mask(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u32 *mask);
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int dprc_get_irq_status(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u32 *status);
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int dprc_clear_irq_status(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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u8 irq_index,
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u32 status);
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/**
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* struct dprc_attributes - Container attributes
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* @container_id: Container's ID
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* @icid: Container's ICID
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* @portal_id: Container's portal ID
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* @options: Container's options as set at container's creation
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*/
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struct dprc_attributes {
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int container_id;
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u16 icid;
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int portal_id;
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u64 options;
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};
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int dprc_get_attributes(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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struct dprc_attributes *attributes);
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int dprc_get_obj_count(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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int *obj_count);
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int dprc_get_obj(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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int obj_index,
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struct fsl_mc_obj_desc *obj_desc);
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int dprc_get_obj_desc(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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char *obj_type,
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int obj_id,
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struct fsl_mc_obj_desc *obj_desc);
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int dprc_set_obj_irq(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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char *obj_type,
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int obj_id,
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u8 irq_index,
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struct dprc_irq_cfg *irq_cfg);
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int dprc_get_obj_irq(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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char *obj_type,
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int obj_id,
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u8 irq_index,
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int *type,
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struct dprc_irq_cfg *irq_cfg);
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int dprc_get_res_count(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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char *type,
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int *res_count);
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/**
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* enum dprc_iter_status - Iteration status
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* @DPRC_ITER_STATUS_FIRST: Perform first iteration
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* @DPRC_ITER_STATUS_MORE: Indicates more/next iteration is needed
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* @DPRC_ITER_STATUS_LAST: Indicates last iteration
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*/
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enum dprc_iter_status {
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DPRC_ITER_STATUS_FIRST = 0,
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DPRC_ITER_STATUS_MORE = 1,
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DPRC_ITER_STATUS_LAST = 2
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};
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/* Region flags */
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/* Cacheable - Indicates that region should be mapped as cacheable */
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#define DPRC_REGION_CACHEABLE 0x00000001
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/**
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* enum dprc_region_type - Region type
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* @DPRC_REGION_TYPE_MC_PORTAL: MC portal region
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* @DPRC_REGION_TYPE_QBMAN_PORTAL: Qbman portal region
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*/
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enum dprc_region_type {
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DPRC_REGION_TYPE_MC_PORTAL,
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DPRC_REGION_TYPE_QBMAN_PORTAL
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};
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/**
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* struct dprc_region_desc - Mappable region descriptor
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* @base_offset: Region offset from region's base address.
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* For DPMCP and DPRC objects, region base is offset from SoC MC portals
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* base address; For DPIO, region base is offset from SoC QMan portals
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* base address
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* @size: Region size (in bytes)
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* @flags: Region attributes
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* @type: Portal region type
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*/
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struct dprc_region_desc {
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u32 base_offset;
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u32 size;
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u32 flags;
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enum dprc_region_type type;
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};
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int dprc_get_obj_region(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 token,
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char *obj_type,
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int obj_id,
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u8 region_index,
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struct dprc_region_desc *region_desc);
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int dprc_get_api_version(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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u16 *major_ver,
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u16 *minor_ver);
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int dprc_get_container_id(struct fsl_mc_io *mc_io,
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u32 cmd_flags,
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int *container_id);
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#endif /* _FSL_DPRC_H */
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